<section id="currency">
    <h2 class="page-header">Currency Icons</h2>

    <div class="row the-icons">
        {% assign icons_currency = icons | expand_aliases | category:"Currency Icons" | sort_by:'class' %}

    {% for icon in icons_currency %}

        <div class="span3"><a href="{{ page.relative_path }}icon/{{ icon.id }}"><i class="icon-{{ icon.class }}"></i>icon-{{ icon.class }}{% if icon.alias_of %} <span class="muted">(alias)</span>{% endif %}</a></div>
        {% endfor %}
    </div>
</section>